Fixed cover bug. Renamed mapdata to mapprojection.

lib/pixi/maps/geojson.html

@@ -156,7 +156,7 @@
 
         // As map an image of europe is used.
         let europe = "../../../../var/examples/maps/europe/europe.jpg"
-        let europeData = new MapData(MERCATOR, {
+        let europeMapProjection = new MapProjection(MERCATOR, {
             clip: {
                 min: { x: 32.863294, y: -18.58 },
                 max: { x: 57.467973, y: 44.277158 }
@@ -182,7 +182,7 @@
         window.readyHandler = new EventHandler("onReady")
 
         function ready(textures) {
-            let europeMap = new ImageMap(new PIXI.Sprite(textures.get(europe)), europeData)
+            let europeMap = new ImageMap(new PIXI.Sprite(textures.get(europe)), europeMapProjection)
             app.setMap("germany", europeMap)
             app.setup().run()